CN113008100A - Irregular measuring ruler - Google Patents
Irregular measuring ruler Download PDFInfo
- Publication number
- CN113008100A CN113008100A CN202110362241.0A CN202110362241A CN113008100A CN 113008100 A CN113008100 A CN 113008100A CN 202110362241 A CN202110362241 A CN 202110362241A CN 113008100 A CN113008100 A CN 113008100A
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- connecting rod
- rod
- piece
- groove
- ruler
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an irregular measuring scale, which relates to the technical field of measuring scales, in particular to an irregular measuring scale, comprising level rulers and connecting rods symmetrically arranged about the level rulers, wherein pins are arranged between the connecting rods, a grab handle extending part and a length measuring mechanism are arranged on the connecting rods, and one end of each connecting rod is movably connected with the grab handle extending part. This irregular dipperstick is provided with length measurement mechanism, through the pin junction between the connecting rod, be convenient for change the contained angle between the connecting rod, and one of them connecting rod of two connecting rods is connected with the horizontal ruler through leading to the post and leading to the bolt on the post, another connecting rod is connected with the cover block through the connecting block, if the connecting rod opens through the round pin, make a connecting rod remove along the horizontal direction through leading to post pulling horizontal ruler, the removal orbit of cover block restriction horizontal ruler on another connecting rod, when the connecting rod opened certain angle, the scale on the horizontal ruler is observed through the transparent glass on the cover block, thereby can obtain measuring surveyed product in step.
Description
Technical Field
The invention relates to the technical field of measuring scales, in particular to an irregular measuring scale.
Background
The measurement of length is the most basic measurement and the most common tool is a scale. In mechanical engineering, measurement refers to the process of understanding experimentally that a measured quantity is numerically compared with a standard quantity having a unit of measure to determine the ratio of the two.
In the irregular wound measuring ruler with the patent application number of CN110123332A, the invention discloses an irregular wound measuring ruler, which comprises a measuring tape, wherein a paper measuring tape capable of being disconnected is arranged in the measuring tape, a double-sided adhesive tape is bonded on one side of the breakable paper tape, a cylinder is welded on the top of the tape, a first measuring ruler, a second measuring ruler and a third measuring ruler are sequentially arranged above the tape from top to bottom, a label is bonded on the top of the first measuring ruler, the first round holes are formed in one sides of the tops of the first measuring scale, the second measuring scale and the third measuring scale, the mounting rings are fixedly sleeved in the first round holes, the side walls of the mounting rings are in movable contact with the outer sides of the cylinders, the mounting rings are provided with mounting mechanisms and driving mechanisms matched with the mounting mechanisms, the horizontal length of inclined or irregular articles is inconvenient to measure, or width, because generally irregular objects, such as a piece of stone, do not measure the diameter well.
Disclosure of Invention
In view of the shortcomings of the prior art, the present invention provides an irregular measuring ruler, which solves the problem that the horizontal length or width of an inclined or irregular object is inconvenient to measure because the irregular object such as a stone is not good enough to measure the diameter.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an irregular measuring scale, includes the level bar to and about the connecting rod that the level bar symmetry set up, and be equipped with the round pin between the connecting rod, be equipped with grab handle extension and length measurement mechanism on the connecting rod, the one end and the grab handle extension swing joint of connecting rod.
Optionally, the level bar is fixed on a connecting rod at the front end through a bolt, a liquid level column is arranged in the level bar, bubbles are arranged in the liquid level column, and the horizontal inclination degree is judged according to the position of the bubbles.
Optionally, the grab handle extension includes grab handle loop bar, slotted hole, stainless steel spring leaf, leads to the groove, leads to post, return spring and compression leg, it leads to the groove to have seted up in the grab handle loop bar, and leads to the groove and be equipped with the slotted hole, the junction between grab handle loop bar and the connecting rod is equipped with leads to the post, lead to being equipped with return spring in the post, and wear out the one end of compression leg in the return spring, the other end of compression leg is equipped with the stainless steel spring leaf, the axial of connecting rod is gone up the symmetry and is equipped with the stainless steel spring leaf of a plurality of compression.
Optionally, a notch with a size matched with that of the stainless steel spring piece is arranged at the joint of the connecting rod and the stainless steel spring piece, and the local size of the protrusion on the stainless steel spring piece is matched with that of the slot hole.
Optionally, the through column is embedded and fixed on the handle sleeve rod, the central axes of the handle sleeve rod, the return spring and the pressing column are matched, and the handle sleeve rod, the return spring and the pressing column are movably connected.
Optionally, the length measuring mechanism comprises a sleeve block, a horizontal ruler, scales, a sliding groove and a rod sleeve, transparent glass is embedded into the sleeve block, the horizontal ruler penetrates out of the sleeve block, the sliding groove is formed in the horizontal ruler, and the scales on the horizontal ruler can be observed through the transparent glass and used for measuring the measured objects.
Optionally, the cross bar and the connecting rod, and the junction of the sleeve block and another connecting rod are both provided with a rod sleeve, the connecting rod is arranged in the rod sleeve, the junction of the cross bar and the cross bar is provided with a connecting block matched with the inner size of the sliding groove, one end of the connecting block is fixed on the sleeve block, and the other end of the connecting block is fixed on the rod sleeve.
Optionally, the other end of the connecting rod is provided with an arc ring rod, and the arc ring rod and the connecting rod are fixedly connected in an integrated manner.
Optionally, the tail end of the arc ring rod is provided with an extension rod.
Optionally, the extension rod includes groove block, T type piece and sill bar, set up T type groove in the groove block, and the T type inslot is equipped with T type piece, the one end of T type piece with have T type groove local dimensions to coincide, and the other end of T type piece is equipped with the sill bar for the regulation of groove block and sill bar length.
The invention provides an irregular measuring scale which has the following beneficial effects:
1. in this irregular measuring ruler, during the level bar slope, the bubble removes the slope department to the level bar, is convenient for observe the degree of inclination of level bar to and the horizontal position of level bar is adjusted to the accessible, and then adjusts the level of dipperstick.
2. The irregular measuring scale is provided with a grab handle extension part, when a stainless steel spring piece is extruded, the bottom of the stainless steel spring piece extends along the axial direction of a notch, so that the stainless steel spring piece can be effectively separated from a through column, the length of a grab handle loop bar and a connecting rod is convenient to change, and when the grab handle loop bar and the connecting rod are stretched to proper positions, the stainless steel spring piece is restored to the initial position, so that the stainless steel spring piece is embedded into a slotted hole, and the length of the grab handle loop bar and the connecting rod can be effectively limited; the compression leg contacts with the stainless steel spring piece, is convenient for pass through compression leg direct action on the stainless steel spring piece with pressing force for the stainless steel spring piece breaks away from logical post, is convenient for adjust the length of grab handle loop bar and link lever.
3. This irregular dipperstick is provided with length measurement mechanism, through the pin junction between the connecting rod, be convenient for change the contained angle between the connecting rod, and one of them connecting rod of two connecting rods is connected with the horizontal ruler through leading to the post and leading to the bolt on the post, another connecting rod is connected with the cover block through the connecting block, if the connecting rod opens through the round pin, make a connecting rod remove along the horizontal direction through leading to post pulling horizontal ruler, the removal orbit of cover block restriction horizontal ruler on another connecting rod, when the connecting rod opened certain angle, the scale on the horizontal ruler is observed through the transparent glass on the cover block, thereby can obtain measuring surveyed product in step.
4. The arc ring rod that this irregular dipperstick set up can be used to bypass the arch of article, is convenient for measure the product of different shapes to the accommodation that can effectual improvement dipperstick.
5. This irregular dipperstick is provided with the extension rod, and the sill bar passes through T type piece and can follow the T type groove removal in the cell block to can effectual change sill bar and the length of cell block, slope that can effectual adaptation difference.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of a handle extension according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic view of an extension pole according to the present invention;
FIG. 6 is an enlarged view of a portion of the structure shown in FIG. 3B according to the present invention.
In the figure: 1. a level bar; 2. a connecting rod; 3. a grip extension; 301. a handle bar; 302. a slot; 303. a stainless steel spring plate; 304. a through groove; 305. passing through the column; 306. a return spring; 307. pressing the column; 4. a length measuring mechanism; 401. sleeving blocks; 402. a transverse ruler; 403. calibration; 404. a chute; 405. a rod sleeve; 5. a circular arc ring rod; 6. an extension rod; 601. a groove block; 602. a T-shaped block; 603. a bottom rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides an irregular measuring scale, includes level 1 to and about the connecting rod 2 of 1 symmetry settings of level, and be equipped with the round pin between the connecting rod 2, be equipped with grab handle extension 3 and length measurement mechanism 4 on the connecting rod 2, the one end and the 3 swing joint of grab handle extension of connecting rod 2.
In the invention: the horizontal ruler 1 is fixed on the connecting rod 2 positioned at the front end through a bolt, a liquid level column is arranged in the horizontal ruler 1, bubbles are arranged in the liquid level column, and the horizontal inclination degree is judged according to the positions of the bubbles; when level bar 1 inclines, the bubble removes the slope department to level bar 1, is convenient for observe the degree of inclination of level bar 1 to and the horizontal position of level bar 1 is adjusted to the accessible, and then adjusts the level of dipperstick.
In the invention: the grab handle extension part 3 comprises a grab handle sleeve rod 301, a slotted hole 302, a stainless steel spring sheet 303, a through groove 304, a through column 305, a return spring 306 and a pressure column 307, the through groove 304 is formed in the grab handle sleeve rod 301, the slotted hole 302 is formed in the through groove 304, the through column 305 is arranged at the joint between the grab handle sleeve rod 301 and the connecting rod 2, the return spring 306 is arranged in the through column 305, one end of the pressure column 307 penetrates out of the return spring 306, the stainless steel spring sheet 303 is arranged at the other end of the pressure column 307, and the stainless steel spring sheets 303 compressed by a plurality of are symmetrically arranged in the axial direction of the connecting rod 2.
In the invention: a notch with the size matched with that of the stainless steel spring piece 303 is arranged at the joint of the connecting rod 2 and the stainless steel spring piece 303, and a bulge on the stainless steel spring piece 303 is matched with the local size of the slotted hole 302; when stainless steel spring piece 303 received the extrusion, the axial extension of notch is followed to stainless steel spring piece 303's bottom, thereby can be effectual with stainless steel spring piece 303 with lead to post 305 separation, and then be convenient for change grab handle loop bar 301 and connecting rod 2's length, and grab handle loop bar 301 and connecting rod 2 stretch to when suitable position, stainless steel spring piece 303 resumes to initial position, make the inside of stainless steel spring piece 303 embedding slotted hole 302, thereby can effectual restriction grab handle loop bar 301 and connecting rod 2's length.
In the invention: the through column 305 is embedded and fixed on the grab handle sleeve rod 301, the central axes of the grab handle sleeve rod 301, the return spring 306 and the compression column 307 are matched, and the grab handle sleeve rod 301, the return spring 306 and the compression column 307 are movably connected; the compression column 307 is in contact with the stainless steel spring piece 303, so that the compression force is directly applied to the stainless steel spring piece 303 through the compression column 307, the stainless steel spring piece 303 is separated from the through column 305, and the length of the grab handle loop bar 301 and the length of the connecting rod 2 are convenient to adjust.
In the invention: the length measuring mechanism 4 comprises a sleeve block 401, a transverse ruler 402, scales 403, a sliding groove 404 and a rod sleeve 405, transparent glass is embedded into the sleeve block 401, the transverse ruler 402 penetrates out of the sleeve block 401, the sliding groove 404 is formed in the transverse ruler 402, and the scales 403 on the transverse ruler 402 can be observed through the transparent glass and used for measuring a measured object.
In the invention: rod sleeves 405 are arranged at the joints of the transverse ruler 402 and the connecting rod 2 and the sleeve block 401 and the other connecting rod 2, the connecting rod 2 is arranged in the rod sleeve 405, a connecting block matched with the inner size of the sliding groove 404 is arranged at the joint of the transverse ruler 402 and the transverse ruler 402, one end of the connecting block is fixed on the sleeve block 401, and the other end of the connecting block is fixed on the rod sleeve 405; connecting rods 2 are connected through a pin, an included angle between connecting rods 2 is convenient to change, one of connecting rods 2 is connected with a cross ruler 402 through bolts on a through column 305 and the through column 305, the other connecting rod 2 is connected with a sleeve block 401 through a connecting block, if the connecting rod 2 is opened through the pin, one connecting rod 2 can pull the cross ruler 402 to move along the horizontal direction through the through column 305, the sleeve block 401 on the other connecting rod 2 limits the moving track of the cross ruler 402, when the connecting rod 2 is opened for a certain angle, scales 403 on the cross ruler 402 can be observed through transparent glass on the sleeve block 401, and therefore a measured product can be synchronously measured.
In the invention: the other end of the connecting rod 2 is provided with an arc ring rod 5, and the arc ring rod 5 is fixedly connected with the connecting rod 2 in an integrated manner; the circular arc ring rod 5 can be used for bypassing the bulges of the articles, so that products with different shapes can be conveniently measured, and the application range of the measuring scale can be effectively improved.
In the invention: the tail end of the circular arc ring rod 5 is provided with an extension rod 6.
In the invention: the extension rod 6 comprises a groove block 601, a T-shaped block 602 and a bottom rod 603, a T-shaped groove is formed in the groove block 601, the T-shaped block 602 is arranged in the T-shaped groove, one end of the T-shaped block 602 is matched with the local size of the T-shaped groove, and the bottom rod 603 is arranged at the other end of the T-shaped block 602 and used for adjusting the lengths of the groove block 601 and the bottom rod 603; the bottom rod 603 can move along a T-shaped groove in the groove block 601 through the T-shaped block 602, so that the lengths of the bottom rod 603 and the groove block 601 can be effectively changed, and different gradients can be effectively adapted.
In summary, when the irregular measuring ruler is used, firstly, a pressing force is directly applied to the stainless steel spring piece 303 through the pressing column 307, so that the stainless steel spring piece 303 is separated from the through column 305, at this time, the handle sleeve rod 301 is stretched, so that when the handle sleeve rod 301 and the connecting rod 2 are stretched to proper positions, the stainless steel spring piece 303 is restored to the initial position, so that the stainless steel spring piece 303 is embedded into the groove hole 302, and thus the lengths of the handle sleeve rod 301 and the connecting rod 2 can be effectively limited;
secondly, the bottom rods 603 can move along the T-shaped grooves in the groove blocks 601 through the T-shaped blocks 602 until the bottom rods 603 and the groove blocks 601 are adjusted to proper heights, so that the two bottom rods 603 are lower than two sides of an article respectively;
then, the connecting rods 2 are opened to a certain angle, one connecting rod 2 of the two connecting rods 2 is connected with the cross ruler 402 through the through column 305 and the bolts on the through column 305, the other connecting rod 2 is connected with the sleeve block 401 through the connecting block, so that the cross ruler 402 is pulled by the one connecting rod 2 through the through column 305 to move in the horizontal direction, the sleeve block 401 on the other connecting rod 2 limits the moving track of the cross ruler 402, and a user can observe the scales 403 on the cross ruler 402 through the transparent glass on the sleeve block 401, so that the measured products can be obtained synchronously.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides an irregular measuring ruler, includes level (1) to and connecting rod (2) about level (1) symmetry sets up, and is equipped with the round pin between connecting rod (2), its characterized in that: the handle extension part (3) and the length measuring mechanism (4) are arranged on the connecting rod (2), and one end of the connecting rod (2) is movably connected with the handle extension part (3).
2. An irregularity measuring scale as claimed in claim 1, wherein: the leveling instrument is characterized in that the leveling instrument (1) is fixed on a connecting rod (2) located at the front end through a bolt, a liquid level column is arranged in the leveling instrument (1), bubbles are arranged in the liquid level column, and the horizontal inclination degree is judged through the positions of the bubbles.
3. An irregularity measuring scale as claimed in claim 1, wherein: grab handle extension (3) are including grab handle loop bar (301), slotted hole (302), stainless steel spring leaf (303), lead to groove (304), lead to post (305), return spring (306) and compression leg (307), logical groove (304) have been seted up in grab handle loop bar (301), and lead to and be equipped with slotted hole (302) on groove (304), the junction between grab handle loop bar (301) and connecting rod (2) is equipped with leads to post (305), be equipped with return spring (306) in leading to post (305), and wear out the one end that has compression leg (307) in return spring (306), the other end of compression leg (307) is equipped with stainless steel spring leaf (303), the symmetry is equipped with the stainless steel spring leaf (303) of a plurality of compression in the axial of connecting rod (2).
4. An irregularity measuring scale as claimed in claim 3, wherein: the connecting position of the connecting rod (2) and the stainless steel spring piece (303) is provided with a notch with the size matched with that of the stainless steel spring piece (303), and the bulge on the stainless steel spring piece (303) is matched with the local size of the slotted hole (302).
5. An irregularity measuring scale as claimed in claim 3, wherein: lead to post (305) embedding to be fixed on grab handle loop bar (301), return spring (306) and compression leg (307) three's axis is identical, and grab handle loop bar (301), return spring (306) and compression leg (307) three swing joint.
6. An irregularity measuring scale as claimed in claim 1, wherein: the length measuring mechanism (4) comprises a sleeve block (401), a transverse ruler (402), scales (403), a sliding groove (404) and a rod sleeve (405), transparent glass is embedded into the sleeve block (401), the transverse ruler (402) penetrates out of the sleeve block (401), the sliding groove (404) is formed in the transverse ruler (402), and the scales (403) on the transverse ruler (402) can be observed through the transparent glass and used for measuring measured objects.
7. An irregularity measuring scale as claimed in claim 6, wherein: horizontal ruler (402) and connecting rod (2) to and the junction of nested piece (401) and another connecting rod (2) all is equipped with pole cover (405), connecting rod (2) are about the inside of pole cover (405), the junction of horizontal ruler (402) and horizontal ruler (402) is equipped with the connecting block that coincide with spout (404) inside size, the one end of connecting block is fixed on nested piece (401), the other end of connecting block is fixed in pole cover (405).
8. An irregularity measuring scale as claimed in claim 1, wherein: the other end of the connecting rod (2) is provided with an arc ring rod (5), and the arc ring rod (5) is fixedly connected with the connecting rod (2) in an integrated mode.
9. An irregularity measuring scale as claimed in claim 8, wherein: the tail end of the arc ring rod (5) is provided with an extension rod (6).
10. An irregularity measuring scale as claimed in claim 9, wherein: extension rod (6) are including groove piece (601), T type piece (602) and sill bar (603), set up T type groove in groove piece (601), and T type inslot is equipped with T type piece (602), the one end of T type piece (602) with have T type groove local dimension to coincide, and the other end of T type piece (602) is equipped with sill bar (603) for the regulation of groove piece (601) and sill bar (603) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110362241.0A CN113008100A (en) | 2021-04-02 | 2021-04-02 | Irregular measuring ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110362241.0A CN113008100A (en) | 2021-04-02 | 2021-04-02 | Irregular measuring ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113008100A true CN113008100A (en) | 2021-06-22 |
Family
ID=76388393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110362241.0A Pending CN113008100A (en) | 2021-04-02 | 2021-04-02 | Irregular measuring ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113008100A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007705A (en) * | 2023-03-24 | 2023-04-25 | 山东省物化探勘查院 | Hydrogeological exploration groundwater level detection data acquisition device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580704U (en) * | 1978-11-30 | 1980-06-03 | ||
| CN205448917U (en) * | 2016-02-29 | 2016-08-10 | 鞍钢股份有限公司 | Hot base thickness measurement specialized tool |
| CN107063022A (en) * | 2017-04-20 | 2017-08-18 | 河海大学 | One kind measurement tonger and measuring method |
| CN206862229U (en) * | 2017-05-12 | 2018-01-09 | 宁波锡安模具有限公司 | A kind of new clamp |
| CN209623578U (en) * | 2019-04-25 | 2019-11-12 | 李菁菁 | A kind of measurement clamp for building |
| CN210695081U (en) * | 2019-09-16 | 2020-06-09 | 成圆圆 | Scissors for gardening design |
| CN212776636U (en) * | 2020-06-10 | 2021-03-23 | 焦鲲 | Measuring calipers for building |
-
2021
- 2021-04-02 CN CN202110362241.0A patent/CN113008100A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580704U (en) * | 1978-11-30 | 1980-06-03 | ||
| CN205448917U (en) * | 2016-02-29 | 2016-08-10 | 鞍钢股份有限公司 | Hot base thickness measurement specialized tool |
| CN107063022A (en) * | 2017-04-20 | 2017-08-18 | 河海大学 | One kind measurement tonger and measuring method |
| CN206862229U (en) * | 2017-05-12 | 2018-01-09 | 宁波锡安模具有限公司 | A kind of new clamp |
| CN209623578U (en) * | 2019-04-25 | 2019-11-12 | 李菁菁 | A kind of measurement clamp for building |
| CN210695081U (en) * | 2019-09-16 | 2020-06-09 | 成圆圆 | Scissors for gardening design |
| CN212776636U (en) * | 2020-06-10 | 2021-03-23 | 焦鲲 | Measuring calipers for building |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007705A (en) * | 2023-03-24 | 2023-04-25 | 山东省物化探勘查院 | Hydrogeological exploration groundwater level detection data acquisition device |
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Application publication date: 20210622 |
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